Pennsylvania Pavilion for World's Fair, New York, 1939: Hall of Progress flooring, plan (1/4" = 1'-0" )

Black ink and yellow chalk on translucent buff wove paper

Watercolor on cream wove paper

Colored crayon and graphite on cream wove paper

Graphite on thin buff wove paper

Black ink and white-gray gouache on grayish-white textured wove paper

Black ink and graphite on ivory laid paper

Black ink on off-white wove paper

Watercolor, white gouache and graphite on off-white wove paper

Graphite on paper

Watercolor and white gouache on off-white wove paper, mounted to cardboard

Graphite on paper

Black ink on off-white wove paper